#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define rep(i, a, b) for (int i = (a); i <= (b); i++)
#define per(i, a, b) for (int i = (a); i >= (b); i--)
#define endl '\n'
const int N = 2e5 + 5;

int n, m;
int a[N];

int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  string s1, s2;
  cin >> s1 >> s2;
  bool b1 = s1 == "fine";
  bool b2 = s2 == "fine";
  if (b1 && b2)
    cout << 4;
  else if (b1)
    cout << 3;
  else if (b2)
    cout << 2;
  else
    cout << 1;
  return 0;
}